JPH04129185A - Noise preventing connector - Google Patents
Noise preventing connectorInfo
- Publication number
- JPH04129185A JPH04129185A JP2248757A JP24875790A JPH04129185A JP H04129185 A JPH04129185 A JP H04129185A JP 2248757 A JP2248757 A JP 2248757A JP 24875790 A JP24875790 A JP 24875790A JP H04129185 A JPH04129185 A JP H04129185A
- Authority
- JP
- Japan
- Prior art keywords
- electrode layer
- insertion hole
- terminal
- metal case
- layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000002184 metal Substances 0.000 claims abstract description 26
- 238000003780 insertion Methods 0.000 claims abstract description 22
- 230000037431 insertion Effects 0.000 claims abstract description 22
- 230000002265 prevention Effects 0.000 claims description 10
- 239000003990 capacitor Substances 0.000 abstract description 8
- 238000009413 insulation Methods 0.000 abstract description 6
- 238000005476 soldering Methods 0.000 abstract description 2
- 239000000758 substrate Substances 0.000 description 10
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 9
- 229910000679 solder Inorganic materials 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000272201 Columbiformes Species 0.000 description 1
- 241000190020 Zelkova serrata Species 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/719—Structural association with built-in electrical component specially adapted for high frequency, e.g. with filters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/73—Means for mounting coupling parts to apparatus or structures, e.g. to a wall
- H01R13/74—Means for mounting coupling parts in openings of a panel
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/02—Soldered or welded connections
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Filters And Equalizers (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は、金属ケースに形成したノイズフィルタ構造を
用いたノイズ防止コネクタに関するものである。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a noise prevention connector using a noise filter structure formed in a metal case.
第６図は、特開昭５９−１８４４７９号に記載されたノ
イズ防止コネクタを示す縦断面図であり、該ノイズ防止
コネクタ１６は、絶縁ハウジング１７の先端側に、アー
ス接点１８を有する金属ケース１９を設け、該金属ケー
ス１９の中間部に、コンデンサ部Ｃ′を有するアルミナ
基板２０を設け、該アルミナ基板２０の端子挿通孔２１
にピン端子２２を挿通固定し、該ピン端子２２をアルミ
ナ基板２０上のコンデンサ部Ｃ′を介して金属ケース１
９に導通させることを特徴とするものである。FIG. 6 is a longitudinal cross-sectional view showing a noise prevention connector described in Japanese Patent Application Laid-Open No. 59-184479. An alumina substrate 20 having a capacitor portion C' is provided in the middle of the metal case 19, and a terminal insertion hole 21 of the alumina substrate 20 is provided.
A pin terminal 22 is inserted and fixed into the metal case 1 through the capacitor portion C' on the alumina substrate 20.
9 is electrically conductive.
第７図は、上記ノイズ防止コネクタ１６におけるノイズ
フィルタ構造２３を示す拡大断面図であり、該ノイズフ
ィルタ構造２３は、アルミナ基板２０上にアース電極層
２４を設け、該アース電極層２４上に誘電体層２５を設
け、該誘電体層２５上に端子電極層２６を設けると共に
該端子電極層２６の一端２６ａを前記端子挿通孔２１内
に延設し、該端子電極層２６上に絶縁層２７を設けて、
コンデンサ部Ｃ′を構成させ、該端子電極層２６にピン
端子２２をハンダ接続２８し、さらに、前記アース電極
層２４を前記金属ケース１９にハンダ付け２９して成る
ものである。そして、第８図に示す回路図の如く、ピン
端子２２はアルミナ基板２０上のコンデンサ部Ｃ′を介
してアースされるのである。FIG. 7 is an enlarged sectional view showing the noise filter structure 23 in the noise prevention connector 16. The noise filter structure 23 includes a ground electrode layer 24 provided on the alumina substrate 20, and a dielectric layer 24 on the ground electrode layer 24. A body layer 25 is provided, a terminal electrode layer 26 is provided on the dielectric layer 25, one end 26a of the terminal electrode layer 26 is extended into the terminal insertion hole 21, and an insulating layer 27 is provided on the terminal electrode layer 26. By setting up
A capacitor portion C' is formed, a pin terminal 22 is soldered 28 to the terminal electrode layer 26, and the ground electrode layer 24 is soldered 29 to the metal case 19. As shown in the circuit diagram of FIG. 8, the pin terminal 22 is grounded via the capacitor C' on the alumina substrate 20.
しかしながら、上記従来の構造にあっては、アルミナ基
板２０を金属ケース１９にハンダ接続２９しなければな
らないために、多くの組付工数を要すると共にハンダ接
続不良を起こす場合があった。さらに、アルミナ基板２
０は＠械的強度が弱く、衝撃が加わった場合等に割れや
すいという欠点もあった。However, in the above-mentioned conventional structure, since the alumina substrate 20 must be soldered 29 to the metal case 19, a large number of assembly steps are required and a solder connection failure may occur. Furthermore, alumina substrate 2
0 had the disadvantage that it had low mechanical strength and was easily broken when subjected to impact.
本発明は、上記した点に鑑み、組付工数を低減すると共
に、ハンダ接続不良や破損の心配をなくして品質を向上
させ得るノイズフィルタ構造を用いたノイズ防止コネク
タを提供することを目的とする。In view of the above-mentioned points, an object of the present invention is to provide a noise prevention connector using a noise filter structure that can reduce assembly man-hours and improve quality by eliminating concerns about poor solder connection and damage. .
上記目的を達成するために、本発明は、端子挿通孔を設
けた金属ケースに対し、該端子挿通孔の周囲に絶縁層を
設け、該絶縁層に一端を接続した端子電極層と、該金属
ケースに一端を接続したアース電極層との間に、誘電体
層を着設し、前記端子挿通孔に挿通した端子を該端子電
極層に接続し、前記金属ケースに絶縁ハウジングを一体
的に設けて成る構造を採用するものである。In order to achieve the above object, the present invention provides a metal case having a terminal insertion hole, an insulating layer around the terminal insertion hole, a terminal electrode layer having one end connected to the insulating layer, and a metal case having a terminal insertion hole. A dielectric layer is provided between a ground electrode layer whose one end is connected to the case, a terminal inserted through the terminal insertion hole is connected to the terminal electrode layer, and an insulating housing is integrally provided with the metal case. It adopts a structure consisting of:
端子のノイズは端子電極層から誘電層を経てアース電極
層を通り、金属ケースに流れてアースされる。ここで金
属ケースに直接、絶縁層と各電極層と誘電体層とを設け
たから、従来のアルミナ基板が不要となり、ハンダ接続
不良や強度上の問題が解消すると同時に部品点数も削減
できる。Noise from the terminal flows from the terminal electrode layer, through the dielectric layer, through the ground electrode layer, to the metal case, and is grounded. Here, since the insulating layer, each electrode layer, and the dielectric layer are provided directly on the metal case, the conventional alumina substrate is no longer necessary, problems such as poor solder connections and strength problems are solved, and the number of parts can be reduced.
〔実施例］
第１図は、本発明に係るノイズフィルタ構造を示す縦断
面図、第２図は、同じく切欠斜視図である。[Example] FIG. 1 is a longitudinal sectional view showing a noise filter structure according to the present invention, and FIG. 2 is a cutaway perspective view.
該ノイズフィルタ構造１は、導電性の金属ケース２の底
壁３に端子挿通孔４を設け、該端子挿通孔４の周囲すな
わち底壁３の両面及び挿通孔４の内周に絶縁層５を設け
、該絶縁層５の底壁内面３ａ側と挿通孔内周４側とに導
電性の端子電極層６を重ね合わせて設け、該端子電極層
６の底壁内面３ａ側に誘電体層７を重ね合わせて設け、
該誘電体層７上に導電性のアース電極層８を重ね合わせ
て設けると共に該アース電極層８の先端力８ａを金属ケ
ース２の底壁３に接続させ、該アース電極層８及び前記
各層６，７の露出部１６上に絶縁被膜９を覆設して、円
環状のコンデンサ部Ｃを構成させ、前記端子挿通孔４に
挿通したピン端子１０と前記端子電極層６とをハンダ付
け１１により接続して成るものである。The noise filter structure 1 includes a terminal insertion hole 4 provided in the bottom wall 3 of a conductive metal case 2, and an insulating layer 5 provided around the terminal insertion hole 4, that is, on both sides of the bottom wall 3 and on the inner periphery of the insertion hole 4. A conductive terminal electrode layer 6 is provided on the bottom wall inner surface 3a side of the insulating layer 5 and the inner circumference 4 side of the insertion hole, and a dielectric layer 7 is provided on the bottom wall inner surface 3a side of the terminal electrode layer 6. are placed on top of each other,
A conductive ground electrode layer 8 is provided over the dielectric layer 7 and the tip end force 8a of the ground electrode layer 8 is connected to the bottom wall 3 of the metal case 2. , 7 is covered with an insulating coating 9 to form an annular capacitor portion C, and the pin terminal 10 inserted into the terminal insertion hole 4 and the terminal electrode layer 6 are connected by soldering 11. It is made by connecting.
ここで前記金属ケース２として、表面に絶縁層（５）を
形成した既存のホーロー基板等を用いることもできる。Here, as the metal case 2, it is also possible to use an existing hollow substrate or the like having an insulating layer (5) formed on its surface.
また、前記各層５，６，７，８゜９は、プリント印刷等
の方法で簡単に形成することができる。なお、第２図に
示すように、コンデンサ部Ｃは、各ピン端子１０の周囲
にそれぞれ独立して形成する。Further, each of the layers 5, 6, 7, 8.9 can be easily formed by a method such as printing. Note that, as shown in FIG. 2, the capacitor portions C are formed independently around each pin terminal 10.
第３図は、ノイズフィルタ構造の変形例を示すものであ
り、該ノイズフィルタ構造１′は、絶縁層５′上に、一
端８ａ′を金属ケース２′に接続したアース電極層８′
を設け、該アース電極層８′上に誘電体層７′を設け、
該誘電体層７′上に、一端方６ａ’を前記絶縁層５′の
端子挿通孔４′側に接続した端子電極層６′を設けてな
ることを特徴とする。図中、９′は、絶縁被覆を示す。FIG. 3 shows a modification of the noise filter structure, and the noise filter structure 1' includes a ground electrode layer 8' on an insulating layer 5', one end 8a' of which is connected to the metal case 2'.
and a dielectric layer 7' is provided on the ground electrode layer 8',
A terminal electrode layer 6' is provided on the dielectric layer 7', one end 6a' of which is connected to the terminal insertion hole 4' side of the insulating layer 5'. In the figure, 9' indicates an insulating coating.
第４図は、上記したノイズフィルタ構造１の金属ケース
２の内側に合成樹脂製の絶縁ハウジング１２を一体的に
組み込んで、ノイズ防止コネクタ１３を構成させたもの
である。また、第５図は、同じく金属ケース２に絶縁ハ
ウジング１４を樹脂モールド成形により一体的に形成し
て、ノイズ防止コネクタ１５を構成させたものである。FIG. 4 shows a noise prevention connector 13 constructed by integrally incorporating an insulating housing 12 made of synthetic resin inside the metal case 2 of the noise filter structure 1 described above. Further, FIG. 5 shows a structure in which a noise prevention connector 15 is constructed by integrally forming an insulating housing 14 on the metal case 2 by resin molding.
〔発明の効果］
以上の如くに、本発明によれば、金属ケースに直接、絶
縁層と各電極層と誘電層とよりなるコンデンサ部を設け
たから、従来のアルミナ基板が不要となり、部品点数の
削減及びハンダ接続廃止に伴う工数低減や電気的接続の
信転性の同上並びに強度アップを達成することができる
。[Effects of the Invention] As described above, according to the present invention, since the capacitor section consisting of the insulating layer, each electrode layer, and the dielectric layer is provided directly on the metal case, the conventional alumina substrate is no longer necessary, and the number of parts can be reduced. It is possible to reduce the number of man-hours due to the reduction and abolishment of solder connections, improve the reliability of electrical connections, and increase the strength.
第１図は本発明のノイズフィルタ構造を示す要部拡大縦
断面図、
第２図は同じく切欠斜視図、
第３図はノイズフィルタ構造の変形例を示す縦断面図、
第４図〜第５図はノイズ防止コネクタを示す切欠斜視図
、
第６図は従来のノイズ防止コネクタを示す縦断面図、
第７図は同じくノイズフィルタ構造を示す要部拡大縦断
面図、
第８図−はその回路図である。
１．１′・・・ノイズフィルタ構造、２，２′・・・金
属ケース、４，４′・・・端子挿通孔、５，５′・・・
絶縁層、６，６′・・・端子電極層、７，７′・・・誘
電体層、８，８′・・・アース電極層、１０・・・ピン
端子、１２．１４・・・絶縁ハウジング、１３．１５・
・・ノイズ防止コネクタ。
１・・・ノイズフィルタ構造−
２・・・金属ケース
４・・・鳩＋Ｓ逸孔
５・・・朱色１
６・・・＊＋１欅１
７・・・誘電材、層
８・・・アース電極層
１０・・・ヒ０ン＊＋
第
１図
第
図Fig. 1 is an enlarged vertical sectional view of the main part showing the noise filter structure of the present invention, Fig. 2 is a cutaway perspective view, Fig. 3 is a longitudinal sectional view showing a modification of the noise filter structure, and Figs. 4 to 5. Figure 6 is a cutaway perspective view showing a noise prevention connector, Figure 6 is a vertical sectional view showing a conventional noise prevention connector, Figure 7 is an enlarged vertical sectional view of the main part also showing the noise filter structure, and Figure 8- is its circuit. It is a diagram. 1.1'...Noise filter structure, 2,2'...Metal case, 4,4'...Terminal insertion hole, 5,5'...
Insulating layer, 6, 6'... Terminal electrode layer, 7, 7'... Dielectric layer, 8, 8'... Earth electrode layer, 10... Pin terminal, 12.14... Insulation Housing, 13.15・
・・Noise prevention connector. 1... Noise filter structure - 2... Metal case 4... Pigeon + S hole 5... Vermilion 1 6... *+1 Keyaki 1 7... Dielectric material, layer 8... Earth electrode Layer 10...hi0n*+ Figure 1 Figure
Claims (1)
の周囲に絶縁層を設け、該絶縁層に一端を接続した端子
電極層と、該金属ケースに一端を接続したアース電極層
との間に、誘電体層を着設し、前記端子挿通孔に挿通し
た端子を該端子電極層に接続し、前記金属ケースに絶縁
ハウジングを一体的に設けて成ることを特徴とするノイ
ズ防止コネクタ。For a metal case provided with a terminal insertion hole, an insulating layer is provided around the terminal insertion hole, and between a terminal electrode layer having one end connected to the insulating layer and a ground electrode layer having one end connected to the metal case. A noise prevention connector comprising: a dielectric layer provided thereon, a terminal inserted through the terminal insertion hole connected to the terminal electrode layer, and an insulating housing integrally provided with the metal case.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2248757A JPH04129185A (en) | 1990-09-20 | 1990-09-20 | Noise preventing connector |
| US07/757,781 US5167539A (en) | 1990-09-20 | 1991-09-11 | Noise suppressing connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2248757A JPH04129185A (en) | 1990-09-20 | 1990-09-20 | Noise preventing connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH04129185A true JPH04129185A (en) | 1992-04-30 |
Family
ID=17182928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2248757A Pending JPH04129185A (en) | 1990-09-20 | 1990-09-20 | Noise preventing connector |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US5167539A (en) |
| JP (1) | JPH04129185A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995021475A1 (en) * | 1994-02-03 | 1995-08-10 | Nippon Carbide Kogyo Kabushiki Kaisha | Connector equipped with filter |
| US5704810A (en) * | 1994-02-03 | 1998-01-06 | Nippon Carbide Kogyo Kabushiki Kaisha | Electrical connector with filter |
| JP2006528868A (en) * | 2003-07-21 | 2006-12-21 | エックストゥーワイ アテニュエイターズ，エルエルシー | Filter assembly |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL9201753A (en) * | 1992-10-09 | 1994-05-02 | Du Pont Nederland | Cover layer in filter unit for connectors. |
| DE4310860A1 (en) * | 1993-04-02 | 1994-10-06 | Bosch Gmbh Robert | Electromagnetic compatibility (EMC) filter in hybrid technology |
| DE4311124A1 (en) * | 1993-04-05 | 1994-10-06 | Siemens Matsushita Components | Multiple feedthrough capacitor |
| DE19911029A1 (en) | 1998-03-19 | 1999-10-14 | Continental Teves Ag & Co Ohg | Shielded housing for electronic circuits |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4791391A (en) * | 1983-03-30 | 1988-12-13 | E. I. Du Pont De Nemours And Company | Planar filter connector having thick film capacitors |
| BR8401396A (en) * | 1983-03-30 | 1984-11-06 | Du Pont | ELECTRICAL CONNECTOR FOR FILTERING WIDE FREQUENCY RANGE |
| US4606598A (en) * | 1985-05-02 | 1986-08-19 | Itt Corporation | Grounding plate connector |
| JPS62180882U (en) * | 1986-05-08 | 1987-11-17 | ||
| US4995834A (en) * | 1989-10-31 | 1991-02-26 | Amp Incorporated | Noise filter connector |
-
1990
- 1990-09-20 JP JP2248757A patent/JPH04129185A/en active Pending
-
1991
- 1991-09-11 US US07/757,781 patent/US5167539A/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995021475A1 (en) * | 1994-02-03 | 1995-08-10 | Nippon Carbide Kogyo Kabushiki Kaisha | Connector equipped with filter |
| US5704810A (en) * | 1994-02-03 | 1998-01-06 | Nippon Carbide Kogyo Kabushiki Kaisha | Electrical connector with filter |
| JP2006528868A (en) * | 2003-07-21 | 2006-12-21 | エックストゥーワイ アテニュエイターズ，エルエルシー | Filter assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| US5167539A (en) | 1992-12-01 |
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